%0 Journal Article %A G. E. Tkebuchava %T On unconditional convergence with respect to systems of products of bases %J Sbornik. Mathematics %D 1994 %P 231-244 %V 77 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1994_77_1_a13/ %G en %F SM_1994_77_1_a13